39 lines
1.0 KiB
C#
39 lines
1.0 KiB
C#
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using MessagePack;
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namespace OECS;
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/// <summary>
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/// Serializable snapshot of the entire world state.
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/// </summary>
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[MessagePackObject]
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public class WorldSnapshot
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{
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[Key(0)] public EntitySnapshot[] Entities { get; set; } = [];
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}
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/// <summary>
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/// A single entity and all its components, serialized as name/data pairs.
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/// Entity ID and Version are stored separately to avoid issues with
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/// MessagePack deserialization of the opaque Entity struct.
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/// </summary>
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[MessagePackObject]
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public class EntitySnapshot
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{
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[Key(0)] public uint Id { get; set; }
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[Key(1)] public uint Version { get; set; }
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[Key(2)] public ComponentEntry[] Components { get; set; } = [];
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[IgnoreMember]
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public Entity Entity => new(Id, Version);
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}
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/// <summary>
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/// A single component, identified by its fully-qualified type name and
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/// serialized as a MessagePack byte blob.
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/// </summary>
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[MessagePackObject]
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public class ComponentEntry
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{
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[Key(0)] public string TypeName { get; set; } = "";
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[Key(1)] public byte[] Data { get; set; } = [];
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}
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